code: def __init__(self, *args, **kwargs):
      super(TestTTSDataset, self).__init__(*args, **kwargs)
      self.max_loader_iter = 4
      self.ap = AudioProcessor(**c.audio)
  
file_path: TTS/tests/test_loader.py
imports: import os
  import shutil
  import unittest
  import numpy
  import torch
  from tests import get_tests_input_path, get_tests_output_path
  from torch.utils.data import DataLoader
  from TTS.tts.datasets import TTSDataset
  from TTS.tts.datasets.preprocess import ljspeech
  from TTS.utils.audio import AudioProcessor
  from TTS.utils.io import load_config
label_desc: Use image node_id 1 to create a new TestTTSDataset object from inherited base classes: unittest with example: obj = TestTTSDataset()